Two years ago, congresswoman gabby giffords was meeting with constituents in tucson, arizona, when a young man opened fire. I sat down with giffords and her husband, astronaut mark kelly, and tomorrow, you'll hear about how she's doing now and also a big announcement they're making in the wake of the shooting in newtown, connecticut. They just traveled there and met with the family of a child who was lost. First couple that we spoke to, dad took out his cell phone and showed us a picture of his daughter and I just about lost it. When it can happen to children in a classroom, it's time to say -- enough. And again, tomorrow night, you will hear what they are planning to do now. And what she says is the happiest and the hardest part of her life today.

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